Home / 623,975,433.60-935,963,150.40-442,576,905.60

Finding the Fourth Proportional to 623,975,433.60, 935,963,150.40 and 442,576,905.60

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Solution

The fourth proportional to 623,975,433.60, 935,963,150.40 and 442,576,905.60 is: 663,865,358.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,975,433.60 : 935,963,150.40 = 442,576,905.60 : x
  2. Step 2: Convert to fraction form
    623,975,433.60/935,963,150.40 = 442,576,905.60/x
  3. Step 3: Cross multiply
    623,975,433.60x = 935,963,150.40 × 442,576,905.60
  4. Step 4: Simplify right side
    623,975,433.60x = 414,235,674,859,659,392
  5. Step 5: Solve for x
    x = 414,235,674,859,659,392/623,975,433.60
  6. Step 6: Final answer
    x = 663,865,358.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.